ἐκ-τρίβω [ῑ],
future passive -τρῐβήσομαι[[ 5th c.BC: Sophocles Tragicus “Oedipus Tyrannus” 428 ] Refs 5th c.BC+]:—rub out, i. e. produce by rubbing, πῦρ ἔκ τινος [[ 5th-6th c.BC: Xenophon Historicus “Institutio Cyri (Cyropaedia)” 2.2.15; φλόγα 2nd c.AD(?): Pollianus Epigrammaticus 9.155 (but in 5th c.BC: Sophocles Tragicus “Philoctetes” 296 ἐν πέτροισι πέτρον ἐκτρίβων.. ἔφην᾽ ἄφαντον φῶς] Refs 5th c.BC+] rubbing hard): metaphorically, λύπην [[ 1st-2nd c.AD: Plutarchus Biographus et Philosophus 2.610b ] Refs 1st c.AD+]:—passive, τὰ ψυχικὰ προτερήματα διὰ τὰ ἔπαθλα οἷον ἐκτρίβεται [[ 3rd c.AD: Longinus Rhetor 44.3. ] Refs 3rd c.AD+]
__II rub out, i.e. to destroy root and branch, σφέας πίτυος τρόπον ἀπείλεε ἐκτρίψειν (compare πίτυς) [[ 5th c.BC: Herodotus Historicus 6.37; ἐ. τινὰ πρόρριζον 5th c.BC: Euripides Tragicus “Hippolytus” 684; τὴν ποίην ἐκ τῆς γῆς ἐκτρίβειν 5th c.BC: Herodotus Historicus 4.120; αὕτη μ᾽ ἡ γυνή ποτ᾽ ἐκτρίψει 3rd c.BC: Herodas Mimographus 6.27, uncertain in 5th c.BC: Euripides Tragicus “Cyclops” 475 ] Refs 5th c.BC+]; βίον ἐ. bring life to a wretched end, = Latin conterere vitam, [[ 5th c.BC: Sophocles Tragicus “Oedipus Tyrannus” 248, compare 428 ] Refs 5th c.BC+]:—passive, πρόρριζος ἐκτέτριπται [[ 5th c.BC: Herodotus Historicus 6.86 ] Refs 5th c.BC+].; ὁπλὰς ἐκτετριμμένος with the hoofs worn off, [[ 2nd c.AD: Lucianus Sophista “Asin.” 19. ] Refs 2nd c.AD+]
__III rub constantly, wear out, Ἄτλας.. νώτοις οὐρανὸν ἐκτρίβων [[ 5th c.BC: Euripides Tragicus “Ion” 2 (assuming variant). ] Refs 5th c.BC+]
__IV rub, thresh out, falsa lectio in [[ 2nd c.BC: Nicander Epicus “fragment” 68.3. ] Refs 2nd c.BC+]